Base | Representation |
---|---|
bin | 1001001000001… |
… | …01011101000110 |
3 | 12100002002002022 |
4 | 10210011131012 |
5 | 124100142030 |
6 | 11333043142 |
7 | 1616551313 |
oct | 444053506 |
9 | 170062068 |
10 | 76568390 |
11 | 3a247a68 |
12 | 217864b2 |
13 | 12b2b452 |
14 | a251d0a |
15 | 6ac6de5 |
hex | 4905746 |
76568390 has 8 divisors (see below), whose sum is σ = 137823120. Its totient is φ = 30627352.
The previous prime is 76568389. The next prime is 76568399. The reversal of 76568390 is 9386567.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76568399) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3828410 + ... + 3828429.
It is an arithmetic number, because the mean of its divisors is an integer number (17227890).
Almost surely, 276568390 is an apocalyptic number.
76568390 is a deficient number, since it is larger than the sum of its proper divisors (61254730).
76568390 is a wasteful number, since it uses less digits than its factorization.
76568390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7656846.
The product of its (nonzero) digits is 272160, while the sum is 44.
The square root of 76568390 is about 8750.3365649557. The cubic root of 76568390 is about 424.6357016635.
The spelling of 76568390 in words is "seventy-six million, five hundred sixty-eight thousand, three hundred ninety".
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